1)We finished to put the whole data of Chu yan Han Strips in Computer soft.2)Concern to the places of Han Watch towers around Etsin Gol area, depending on Folke Bergman's map and our field survey . we make a hypothetical defense line of Han Army.3)We make a basic calendar of Former Han depend on the description of Wooden Strips.4)Our study group has to stop our activity, because new report of Han Strips dose not arrive.We know the news which Han Strips excavated newly, but Chinese scholars do not publish them for long time.We hope them to publish their results in early time. It must be Academic duty for scholars.